/**
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 *
 */
package org.apache.bookkeeper.client.api;

/**
 * This contains LastAddConfirmed entryId and a LedgerEntry wanted to read.
 * It is used for readLastAddConfirmedAndEntry.
 */
public interface LastConfirmedAndEntry extends AutoCloseable {

    /**
     * Gets LastAddConfirmed entryId.
     *
     * @return the LastAddConfirmed
     */
    long getLastAddConfirmed();

    /**
     * Whether this entity contains an entry.
     *
     * @return true if Entry not null
     */
    boolean hasEntry();

    /**
     * Gets wanted LedgerEntry.
     *
     * @return the LedgerEntry
     */
    LedgerEntry getEntry();

    /**
     * {@inheritDoc}
     */
    void close();

}
